1985-1987 Honda TRX 250 Fourtrax 250 Service Manual, Page 102Get this manual
CLUTCHOIL PUMPKICK STARTER
OIL FILTER SCREEN
Drain he engine oilRemove the right crankcase covergasket and dowel pins (page -31Remove and clean the oil filter screen Inspect he screen for damage and replace it if necessary Inst all the oil filter screen and right crankcase cover In the reverse order of removal
RIGHT CRANKCASE COVER INSTALLATION
Install the dowel pins and new gasketMake sure that the clutch lever is positioned as shownInstall the right crankcase cover and bolts and tighten the bolts
Instatl the reverse cable holder arm onto the reverse shaft Be sure the punch mark aligns with the inde", mark Install the oil bolt with two sealing washersConnect the neutral and reverse wires to the switches